Finding the Fourth Proportional to 887,170.79, 1,329,805.89 and 633,682.51
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Solution
The fourth proportional to 887,170.79, 1,329,805.89 and 633,682.51 is: 949,844.99
Step by Step Solution
- Step 1: Write the proportion equation
887,170.79 : 1,329,805.89 = 633,682.51 : x - Step 2: Convert to fraction form
887,170.79/1,329,805.89 = 633,682.51/x - Step 3: Cross multiply
887,170.79x = 1,329,805.89 × 633,682.51 - Step 4: Simplify right side
887,170.79x = 842,674,730,863.47 - Step 5: Solve for x
x = 842,674,730,863.47/887,170.79 - Step 6: Final answer
x = 949,844.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.